public function doRestList()
{
$userId = Yii::app()->user->id;
$conversationId = $this->plainFilter['conversation_id'];
$participant = ConversationParticipant::model()->findByAttributes(array('conversation_id' => $conversationId, 'user_id' => $userId));
if (!$participant) {
throw new CHttpException(403, 'Specified user is not participant of specified conversation.');
}
$criteria = $this->getModel()->with($this->nestedRelations)->filter($this->restFilter)->orderBy('created_ts', 'DESC');
$this->outputHelper('Records Retrieved Successfully', $criteria->limit($this->restLimit)->offset($this->restOffset)->findAll(), $this->getModel()->with($this->nestedRelations)->filter($this->restFilter)->count());
}
